Display unit for a cash register



FIG. 1 is a top, front and right side perspective view of a display unit for a cash register according to our design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a second embodiment of the display unit for cash register similar to FIGS. 1-7 except for the addition of an extension pole; and,

FIG. 9 is a third embodiment of the display unit for cash register similar to FIGS. 1-7 with no extension pole. 

The ornamental design for a "display unit for a cash register," as shown and described. 